From 8a608d86f549584fb321cb9a25bde5676c606662 Mon Sep 17 00:00:00 2001 From: jedarden Date: Mon, 6 Jul 2026 18:58:26 -0400 Subject: [PATCH] docs(bf-6d973-child-3): add process cleanup verification note for TH-05 SSRF tests --- notes/bf-3bnao-step2.md | 62 +++++++++++++++++++++++++++ notes/bf-6d973-child-3.md | 90 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 152 insertions(+) create mode 100644 notes/bf-3bnao-step2.md create mode 100644 notes/bf-6d973-child-3.md diff --git a/notes/bf-3bnao-step2.md b/notes/bf-3bnao-step2.md new file mode 100644 index 0000000..46381c7 --- /dev/null +++ b/notes/bf-3bnao-step2.md @@ -0,0 +1,62 @@ +# bf-3bnao-step2: Confirm fixture file path from previous bead + +## State: PASS + +**Date:** 2026-07-06 + +## Previous Bead Reference + +**Parent bead:** bf-6bsry - "Select and verify test fixture" +**Note file:** notes/bf-6bsry.md +**Status:** CLOSED + +## Confirmed Fixture Path + +**Selected fixture:** `tests/fixtures/encoding/fingerprint-match.pdf` + +**Absolute path:** `/home/coding/pdftract/tests/fixtures/encoding/fingerprint-match.pdf` + +## Verification + +### ✅ File Exists + +```bash +ls -lh tests/fixtures/encoding/fingerprint-match.pdf +# Output: -rw-r--r-- 1 coding users 1.1K Jul 6 13:26 tests/fixtures/encoding/fingerprint-match.pdf +``` + +### ✅ File is Readable + +- Permissions: `-rw-r--r--` (readable by owner and group) +- Size: 1.1K (1,059 bytes) - well under 50KB threshold +- Last modified: 2026-07-06 13:26 + +### ✅ Valid PDF + +```bash +head -c 4 tests/fixtures/encoding/fingerprint-match.pdf +# Output: %PDF +``` + +## Fixture Details + +From previous bead (bf-6bsry): +- **Size**: 1,059 bytes (~1KB) +- **Expected content**: Single word "Test" +- **Purpose**: Designed for font fingerprint matching tests (Phase 2.2 Level 3) +- **Rationale**: Minimal overhead for fast test execution, simple to verify + +## Acceptance Criteria + +- ✅ Locate the fixture path from the previous bead's notes - **PASS** + - Found in notes/bf-6bsry.md, line 34 +- ✅ Verify the file exists at that path - **PASS** + - File exists at tests/fixtures/encoding/fingerprint-match.pdf +- ✅ Document the confirmed path in notes/bf-3bnao-step2.md - **PASS** + - This file + +## Path for Next Step + +**Use this fixture path:** `tests/fixtures/encoding/fingerprint-match.pdf` + +This is the SAME fixture selected in bf-6bsry (child bead 1 of the parent chain) and will be used for all subsequent child beads requiring a small, fast encoding test fixture. diff --git a/notes/bf-6d973-child-3.md b/notes/bf-6d973-child-3.md new file mode 100644 index 0000000..ddd62a0 --- /dev/null +++ b/notes/bf-6d973-child-3.md @@ -0,0 +1,90 @@ +# Verification Note: bf-6d973-child-3 - Process Cleanup in TH-05-SSRF Tests + +## Summary + +Verified that all SSRF URL tests properly clean up MCP server processes to prevent orphans. All acceptance criteria PASS. + +## Verification Steps + +### 1. McpServerGuard Implementation Review + +**Location:** `/home/coding/pdftract/crates/pdftract-cli/tests/TH-05-ssrf-block.rs` + +**Implementation (lines 31-81):** +- ✅ **RAII guard struct** (lines 31-33): `McpServerGuard` owns the `Child` process +- ✅ **Drop implementation includes all required components:** + - **Stdin closure** (line 56): `let _ = child.stdin.take();` signals EOF for graceful shutdown + - **Bounded wait** (lines 58-71): 200ms timeout with 10ms polling intervals + - **Force kill if graceful shutdown fails** (line 75): `child.kill()` followed by `try_wait()` + +### 2. Test Usage Verification + +All 7 SSRF tests in `TH-05-ssrf-block.rs` use the `McpServerGuard`: +- ✅ `test_ipv4_loopback_blocked()` (line 198) +- ✅ `test_ipv4_wildcard_blocked()` (line 237) +- ✅ `test_cloud_metadata_blocked()` (line 274) +- ✅ `test_rfc1918_private_blocked()` (line 311) +- ✅ `test_ipv6_loopback_blocked()` (line 348) +- ✅ `test_http_scheme_rejected()` (line 525) +- ✅ `test_no_network_connection_attempted()` (line 566) + +Each test calls `spawn_mcp_server()` which returns `McpServerGuard`, ensuring automatic cleanup on drop. + +### 3. Test Execution Results + +**Command:** `cargo test --test TH-05-ssrf-block --features default,decrypt` + +**Result:** ✅ All 7 tests passed in 0.43s +``` +running 7 tests +test test_cloud_metadata_blocked ... ok +test test_http_scheme_rejected ... ok +test test_ipv4_loopback_blocked ... ok +test test_ipv4_wildcard_blocked ... ok +test test_ipv6_loopback_blocked ... ok +test test_no_network_connection_attempted ... ok +test test_rfc1918_private_blocked ... ok + +test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out +``` + +### 4. Orphaned Process Check + +**Before tests:** No `pdftract mcp` processes running +**After tests:** No `pdftract mcp` processes running + +**Verification commands:** +```bash +# Before tests +pgrep -af 'pdftract mcp' | head -20 +# Output: Only shell wrapper code, no actual pdftract mcp processes + +# After tests +ps aux | grep -i 'pdftract.*mcp' | grep -v grep +# Output: "No pdftract mcp processes found" +``` + +### 5. Core Test File Review + +**Location:** `/home/coding/pdftract/crates/pdftract-core/tests/TH-05-ssrf-block.rs` + +This file contains unit tests for URL validation logic (no process spawning) and integration tests that manually manage process cleanup with `ProcessGuard` (lines 1746-1778). The integration tests explicitly close stdin and call `wait_with_timeout()` for deterministic cleanup. + +## Acceptance Criteria Status + +| Criterion | Status | Notes | +|-----------|--------|-------| +| All SSRF URL tests use McpServerGuard | ✅ PASS | All 7 tests use `spawn_mcp_server()` | +| Drop implementation includes bounded wait | ✅ PASS | 200ms timeout with 10ms polling | +| Drop implementation includes force kill | ✅ PASS | `child.kill()` if graceful shutdown fails | +| pgrep shows zero orphaned processes | ✅ PASS | Verified before and after test run | +| Verification note created | ✅ PASS | This file | + +## Conclusion + +The TH-05-SSRF block tests correctly implement process cleanup using the RAII pattern. The `McpServerGuard` ensures deterministic cleanup even if tests panic, and no orphaned processes remain after test completion. The bounded wait (200ms) prevents hanging while allowing graceful shutdown, and force kill as a fallback ensures processes are always cleaned up. + +**Date:** 2026-07-06 +**Verified by:** Claude Code (glm-4.7) +**Tests Run:** 7/7 passed +**Orphaned Processes:** 0